13205025

素因数分解:

$3^4\times 5^2\times {\mathrm{6521}}^1$

素因数の和:6543

約数の個数: 30

約数和(自身を含む): 24464022

約数和(自身を除く): 11258997

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 6521, 19563, 32605, 58689, 97815, 163025, 176067, 293445, 489075, 528201, 880335, 1467225, 2641005, 4401675, 13205025]

約数ペア:

[(1, 13205025), (3, 4401675), (5, 2641005), (9, 1467225), (15, 880335), (25, 528201), (27, 489075), (45, 293445), (75, 176067), (81, 163025), (135, 97815), (225, 58689), (405, 32605), (675, 19563), (2025, 6521)]